package com.atguigu.gmall.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;

// 跨域处理配置类
@Configuration
public class CorsConfig {

    // 配置跨域资源共享
    @Bean
    public CorsWebFilter corsWebFilter(){
        // cors 跨域配置对象
        CorsConfiguration configuration = new CorsConfiguration();
        // 设置允许访问的网络
        configuration.addAllowedOrigin("*");
        // 设置是否从服务器获取 cookie
        configuration.setAllowCredentials(true);
        // 设置请求方法 * 表示任意
        configuration.addAllowedMethod("*");
        // 所有请求头信息 * 表示任意
        configuration.addAllowedHeader("*");

        // 配置源对象
        UrlBasedCorsConfigurationSource configurationSource = new UrlBasedCorsConfigurationSource();
        configurationSource.registerCorsConfiguration("/**", configuration);
        // cors 过滤器对象
        return new CorsWebFilter(configurationSource);
    }

}
